SuperKEKB Shift Report

2026/5/10 (Su) Owl shift

KCG shift Shift leader KEKB MSC Linac shift Linac MSC BCG
T.KOBAYASHI --- H.TSUKAHARA
K.YOSHII
--- Y.IMAI
K.KIMURA
Seokhee Park

Shift Summary

recorded delivered
Peak luminosity 4.56 x 10 34 cm-2s-1
Integrated luminosity (shift) 923.1 pb-1 1054.3 pb-1

LER HERBoth DR
Energy 4.002 GeV 7.010 GeV 10.583 GeV 1.1 GeV
Beam current 1700.6 mA 1300.3 mA 29.0 mA
No. bunches 2346 2346
Beta at IP 55 mm / .9 mm 55 mm / .9 mm
Crab Waist Ratio 80 % 60 %
Aborts 1 0 1

IP Knob Tuning

01:25 LER HER
r1 (mrad) -1.50 -2.00
r2 (mm) -4.61 7.00
r3 (1/hm) 0.00 0.00
r4 (crad) 0.00 0.00
ηy (mm) -0.10 0.02
ηpy (mrad) -15.00 5.00
waist (mm) 1.40 -1.15
chromatic r1 (mrad) -60.00 -20.00
chromatic r2 (mm) -50.00 -20.00
chromatic r3 (1/m) 0.00 0.00
chromatic r4 (rad) 0.00 0.00
created on 05/10/2026 08:01:10